Warning / Precautions
Telithromycin should be used with caution in hepatic impairment; renal impairment (use half normal dose if creatinine clearance less than 30ml/min); pregnancy (use only if potential benefit outweighs risk); coronary heart disease, ventricular arrhythmias, brady cardia, hypokalaemia, hypomagnesaemia, risk of QT interval prolongation; cocumitant adminstration of drug that prolong QT interval. Arrhythmias: Avoid cocomitant adminstration with pimozide or terfenadine.